curl --request DELETE \
  --url https://api-v2.watchcollect.com/v2/agent/threads/{thread_id} \
  --header 'Authorization: Bearer <token>'

const options = {method: 'DELETE', headers: {Authorization: 'Bearer <token>'}};

fetch('https://api-v2.watchcollect.com/v2/agent/threads/{thread_id}', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://api-v2.watchcollect.com/v2/agent/threads/{thread_id}"

headers = {"Authorization": "Bearer <token>"}

response = requests.delete(url, headers=headers)

print(response.text)

{
  "error": {
    "code": "invalid_payload",
    "message": "event is required",
    "request_id": "018f06e2-4f8d-7c01-8a0d-cc6fd78f7001"
  }
}